Trailing-edge noise is the dominant source of sound from aeronautical and turbine engines like those in airplanes, drones, and wind turbines. Suppressing this noise pollution is a major environmental goal for some urban areas.
General Physics
Jan 18, 2022
0
211
Economic shock waves from the coronavirus outbreak have curbed carbon pollution from China and beyond, but hopes for climate benefits from the slowdown are likely to be dashed quickly, experts say.
Environment
Mar 8, 2020
5
45
Efforts to reduce the flow of fertilizers, animal waste and other pollutants into the Chesapeake Bay appear to be giving a boost to the bay's health, a new study that analyzed 60 years of water quality data has concluded. ...
Environment
Nov 3, 2011
1
0
Researchers from China, France and the U.S. have evaluated China's success in stemming emissions from its coal-fired power plants (CPPs).
Environment
Sep 12, 2019
3
103
Pollution that blows hundreds of miles from coal-fired power plants into other states will be reduced under a final plan that the Environmental Protection Agency announced Thursday.
Environment
Jul 10, 2011
1
0
To stabilize the Earth's climate for people and ecosystems, it is imperative to ramp up natural climate solutions and, at the same time, accelerate mitigation efforts across the energy and industrial sectors, according to ...
Environment
Feb 28, 2019
3
559
The price tag for cutting global emissions may seem expensive, until the human toll of deaths from air pollution and climate change are factored in, new research says.
Environment
May 7, 2019
15
574
The U.S. Environmental Protection Agency released an order Wednesday which instructs Missouri, along with 22 other states, to reduce its air pollution levels.
Environment
Mar 20, 2023
1
28
A research report in the International Journal of Environment and Pollution suggests that individuals prefer to be involved in a collective contribution to green electricity that involve everyone paying more, rather than ...
Environment
Jul 2, 2009
12
0
New York City Clean Air Taxi rules are successful in cutting emissions and reducing air pollution, according to a new study by researchers at the Columbia University Mailman School of Public Health and Drexel University. ...
Environment
May 29, 2019
0
25
